Tunnel inspection vehicle walking system

Abstract

The utility model discloses a tunnel inspection vehicle walking system which comprises a vehicle body, a rolling gear is rotatably mounted on the vehicle body, and a driving mechanism for driving the rolling gear to rotate is mounted in the vehicle body; the rolling gear partially protrudes out of the upper surface of the vehicle body; the two vertical plates are symmetrically connected to the left side and the right side of the top of the vehicle body; the two hanging plates are connected to the tops of the two vertical plates respectively, the two hanging plates extend from the tops of the corresponding vertical plates in an oppositely close mode, and a plate passing gap is formed between the two hanging plates; and the roller is elastically and movably mounted below the hanging plate. According to the utility model, the rollers are elastically and movably arranged below the hanging plate, so that when the inspection vehicle travels along the hanger rail in the tunnel, the rollers can elastically cross dust, sundries and other impurities adhered to the hanger rail. Therefore, it is ensured that the inspection vehicle can stably and smoothly walk on the overhead rail with impurities, the blocking risk caused by the impurities on the overhead rail is greatly reduced, it is guaranteed that inspection work is smoothly conducted, and the inspection efficiency and safety are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tunnel detection technical field, in particular, relate to a kind of tunnel inspection car walking system. BACKGROUND

[0002] In modern transportation infrastructure construction, as the key channel connecting different regions, the safe operation of tunnel is crucial. In order to ensure the normal operation of the tunnel, it is necessary to regularly inspect the inside of the tunnel and timely discover and handle various potential problems, such as structural damage, water leakage, lighting failure, etc. The traditional tunnel inspection method mainly relies on manual work, and the staff needs to carry various detection equipment into the tunnel and walk along the tunnel to conduct inspection. However, this method has many disadvantages, such as low efficiency and great influence of environmental factors, such as dim light and poor air quality in the tunnel, which poses a threat to the health and safety of the staff. With the development of science and technology, tunnel inspection vehicles have emerged, which can carry various detection equipment and move quickly and efficiently in the tunnel to conduct comprehensive inspection. However, the existing tunnel inspection vehicles still have some problems in the walking system. The inside of the tunnel is usually equipped with a hanging rail to support and guide the walking of the inspection vehicle. However, in actual use, dust, debris and other impurities may adhere to the surface of the hanging rail, which may affect the normal contact and rolling of the inspection vehicle wheels with the hanging rail, causing unstable walking of the inspection vehicle, and even causing jamming and other problems, which seriously affects the smooth progress of the inspection work. SUMMARY

[0003] The utility model aims at at least solving one of the technical problems existing in the prior art. To this end, the utility model provides a tunnel inspection vehicle walking system.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A tunnel inspection vehicle walking system, comprising: a vehicle body, a rolling gear is rotatably installed, a driving mechanism for driving the rolling gear to rotate is installed in the vehicle body; the rolling gear partially protrudes above the surface of the vehicle body; two vertical plates are symmetrically connected to the left and right sides of the top of the vehicle body; two hanging plates are connected to the top of the two vertical plates respectively, and the two hanging plates extend from the top of the corresponding vertical plate towards each other, and a gap is formed between the two hanging plates; a roller is elastically movably installed below the hanging plate.

[0006] Further, a lateral guide wheel is rotatably installed on the hanging plate, and the lateral guide wheel protrudes from one side of the corresponding gap between the hanging plates.

[0007] Further, it further comprises a mounting seat, and the roller is rotatably installed on the mounting seat; the mounting seat is elastically movably installed on the hanging plate.

[0008] Further, the upper end of the mounting base is provided with a movable column, the movable column is movably arranged on the hanging plate, a compression spring is sleeved on the movable column, and a limiting block for abutting against the mounting base is arranged on the inner side of the vertical plate.

[0009] Further, the hanging plate is provided with a mounting hole, a sleeve capable of lifting adjustment is mounted on the mounting hole, a center hole for the lifting movement of the movable column is arranged in the center of the sleeve, the upper end of the compression spring abuts against the bottom of the sleeve, and the lower end of the compression spring abuts against the mounting base.

[0010] Further, the upper end of the movable column penetrates through the sleeve and is threadedly connected with a limiting cap, the bottom of the limiting cap avoids the sleeve and is used for abutting against the hanging plate.

[0011] Further, the upper end surface of the movable column is provided with a threaded hole, and a threaded column threadedly connected with the threaded hole is arranged in the limiting cap.

[0012] Further, a sweeping plate is arranged at the front end of the hanging plate, the bottom of the sweeping plate is used for contacting the surface of the hanging rail, and the sweeping plate can move along with the vehicle body and the hanging plate to clean the surface of the hanging rail.

[0013] Further, the hanging plate is provided with a mounting plate, the sweeping plate is hingedly connected to the bottom of the mounting plate through a hinged shaft, a torsional spring is sleeved on the hinged shaft, and the torsional spring is used for pushing the bottom of the sweeping plate to tightly abut against the surface of the hanging rail.

[0014] Further, the sweeping plates on the left side and the right side are gradually close to each other from back to front.

[0015] The utility model has the following beneficial effects:

[0016] When the inspection vehicle walks along the hanging rail in the tunnel, the roller can elastically pass over the dust, sundries and other impurities adhered on the hanging rail. This avoids the interference of the impurities on the normal contact and rolling of the walking wheel and the hanging rail, thereby ensuring that the inspection vehicle can also walk stably and smoothly on the hanging rail with impurities, greatly reducing the risk of jam caused by the impurities of the hanging rail, ensuring the smooth progress of the inspection work, and improving the inspection efficiency and safety. The vertical plates symmetrically connected to the top of the vehicle body and the hanging plates extending towards each other at the top thereof form a stable support frame. The structure design makes the inspection vehicle have good stability during walking, can effectively resist the interference of external factors such as air flow and vehicle vibration in the tunnel, ensures that the detection equipment carried by the inspection vehicle can work in a stable environment, and improves the accuracy and reliability of the detection data.

[0017] In addition to the purposes, characteristics and advantages described above, the utility model also has other purposes, characteristics and advantages. The utility model will be further described in detail below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0018] The drawings constituting a part of this application serve to provide further understanding of the present application, the illustrative embodiments of the present application and the description thereof serve to explain the present application, and do not constitute undue limitation on the present application. In the drawings:

[0019] Figure 1 is a whole structure schematic view of the embodiment of the present application;

[0020] Figure 2 is a structure schematic view of the embodiment of the present application in use state and cooperation with a hanging rail;

[0021] Figure 3 is a structure schematic view of the embodiment of the present application in use state and cooperation with a hanging rail; Figure 1

[0022] Figure 4 is a structure schematic view of the embodiment of the present application in use state and cooperation with a hanging rail;

[0023] Figure 5 is a sectional view of the embodiment of the present application in use state;

[0024] Figure 6 is a sectional view of the embodiment of the present application in use state;

[0025] Figure 7 is a structure schematic view of another embodiment of the present application;

[0026] Figure 8 is a structure schematic view of the embodiment of the present application in use state and cooperation with a hanging rail; Figure 7

[0027] Legend:

[0028] hanging rail 101, vertical plate 102, bottom plate 103, rack 104;

[0029] vehicle body 100, rolling gear 110;

[0030] vertical plate 200, limiting block 210;

[0031] hanging plate 300, plate clearance 310, lateral guide wheel 320, mounting hole 330, sleeve 340, center hole 341, mounting plate 350, extension plate 360, lifting hole 361;

[0032] rolling wheel 400;

[0033] mounting seat 500, movable column 510, threaded hole 511, compression spring 520, limiting cap 530, stud 531;

[0034] sweeping plate 600, torsional spring 610;

[0035] lifting plate 700, inclined plate 710, lifting column 720. DETAILED DESCRIPTION​​

[0036] It should be understood that the specific embodiments described herein are merely exemplary and are not intended to limit the present application.

[0037] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0038] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications will also change accordingly.

[0039] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features with "first", "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the scope of protection required by the present application.

[0040] Please refer to Figure 1 and Figure 2 In a preferred embodiment of the present application, a tunnel inspection vehicle walking system comprises a vehicle body 100, a vertical plate 200, a hanging plate 300 and a roller 400.

[0041] The vehicle body 100 is rotatably installed with a rolling gear 110, and a driving mechanism for driving the rolling gear 110 to rotate is installed in the vehicle body 100. The driving mechanism can be a motor. The rolling gear 110 partially protrudes above the surface of the vehicle body 100. A battery can be provided in the vehicle body 100 to power the motor.

[0042] The vertical plate 200 is provided with two vertical plates, which are symmetrically connected to the left and right sides of the top of the vehicle body 100.

[0043] The hanging plate 300 is provided with two, the hanging plate 300 is connected to the top of the two vertical plates 200 respectively, and the two hanging plates 300 extend from the top of the corresponding vertical plate 200 towards each other, that is, the left hanging plate 300 extends right from the top of the left vertical plate 200, and the right hanging plate 300 extends left from the top of the right vertical plate 200. The two hanging plates 300 form a plate clearance 310 in the middle. The roller 400 is elastically movably mounted below the hanging plate 300. The bottom of the hanging rail 101 is provided with a rack 104 engaged with the rolling gear 110, so that the rolling gear 110 can drive the vehicle body 100 to move when rotating, and the rack provided at the bottom of the hanging rail 101 also reduces the dust remaining on the rack, reducing the cleaning frequency. The cross section of the hanging rail 101 is in the shape of an I-beam. The hanging rail 101 includes a vertical plate 102 and a bottom plate 103 at the bottom of the vertical plate 102, and the roller 400 walks on the bottom plate 103, and the plate clearance 310 is used to avoid the vertical plate 102.

[0044] In one preferred embodiment of the utility model, a tunnel inspection vehicle walking system is provided, the roller 400 is elastically movably mounted below the hanging plate 300, when the inspection vehicle walks along the hanging rail 101 in the tunnel, the roller 400 can elastically pass through the dust, sundries and other impurities adhered on the hanging rail. This avoids the interference of impurities on the normal contact and rolling of the walking wheel and the hanging rail, thereby ensuring that the inspection vehicle can also walk stably and smoothly on the hanging rail with impurities, greatly reducing the risk of jam caused by impurities of the hanging rail, ensuring the smooth progress of the inspection work, improving the inspection efficiency and safety. The vertical plate 200 symmetrically connected at the top of the vehicle body 100 and the hanging plate 300 extending towards each other at the top form a stable support frame. This structure design makes the inspection vehicle have good stability during walking, can effectively resist the interference of external factors such as airflow in the tunnel and vehicle vibration, ensures that the detection equipment carried by the inspection vehicle can work in a stable environment, improves the accuracy and reliability of the detection data.

[0045] Referring to Figure 3 and Figure 6 In some embodiments of the utility model, a lateral guide wheel 320 is rotatably installed on the hanging plate 300, the lateral guide wheel 320 protrudes from one side of the hanging plate 300 corresponding to the plate clearance 310, so that the lateral guide wheel 320 can contact the vertical plate 102, realize guiding and limiting, and ensure the stability of the moving direction of the vehicle body 100.

[0046] Referring to Figure 3 and Figure 5 In some embodiments of the utility model, a mounting seat 500 is further included, the roller 400 is rotatably installed on the mounting seat 500, and the mounting seat 500 is elastically movably installed on the hanging plate 300. The mounting seat 500 provides an installation structure for the rotation of the roller 400, and the elastic movement of the mounting seat 500 realizes the elastic movement of the roller 400.

[0047] With reference to Figure 4 In further embodiments of the present application, the mounting base 500 is provided with a movable column 510 at the upper end, the movable column 510 is movably arranged in the hanging plate 300, a compression spring 520 is sleeved on the movable column 510, and a limiting block 210 is arranged on the inner side of the vertical plate 200 for abutting against the mounting base 500, so as to limit the rotation of the mounting base 500, so that the mounting base 500 can only be lifted and lowered, and the deviation of the roller 400 from the moving direction of the vehicle body 100 due to the rotation of the mounting base 500 is avoided, and the smooth movement of the vehicle body 100 is affected.

[0048] With reference to Figure 4 In further embodiments of the present application, the hanging plate 300 is provided with a mounting hole 330, a sleeve 340 capable of being adjusted in height is mounted on the mounting hole 330, and a central hole 341 for the lifting and lowering movement of the movable column 510 is arranged at the center of the sleeve 340; the upper end of the compression spring 520 abuts against the bottom of the sleeve 340, and the lower end abuts against the mounting base 500. Specifically, the mounting hole 330 is a threaded hole, and the outer periphery wall of the sleeve 340 is provided with external threads matched with the threaded hole, so that the lifting and lowering adjustment is realized by screwing, the height position of the sleeve 340 is adjusted by screwing, the distance between the sleeve 340 and the bottom plate 103 is adjusted, the compression degree of the compression spring 520 is adjusted, and when the roller 400 is in contact with the bottom plate 103, the compression spring 520 is compressed by a certain stroke, and the elastic force provided by the compression amount is sufficient, so that the roller 400 is not required to be further compressed by a large stroke to support the vehicle body 100, and the rolling gear 110 is prevented from being separated from the rack.

[0049] With reference to Figure 4 And Figure 5 In further embodiments of the present application, the upper end of the movable column 510 passes through the sleeve 340 and is threadedly connected with a limiting cap 530, and the bottom of the limiting cap 530 avoids the sleeve 340 and is used for abutting against the hanging plate 300. By rotating the limiting cap 530, the initial position of the roller 400 can be adjusted, the initial position of the roller 400 is the position when the roller 400 is not mounted on the suspended rail 101 and the limiting cap 530 abuts against the hanging plate 300, and the initial position is adjusted so that the height of the roller 400 is appropriate and the roller 400 can smoothly enter the suspended rail 101. By screwing the sleeve 340 and the limiting cap 530, the initial height of the roller 400 is appropriate and the initial elastic force of the compression spring 520 is sufficient, so that the vehicle body can smoothly enter the suspended rail 101 and move on the suspended rail 101. The limiting block 210 can prevent the sleeve 340 and the limiting cap 530 from rotating the mounting base 500 and causing the roller 400 to turn, so as to affect the smooth rolling of the roller 400.

[0050] With reference to Figure 4 And Figure 5In further embodiments of the present application, the movable column 510 has a threaded hole 511 on its upper end surface, and the limiting cap 530 has a threaded stud 531 screwed into the threaded hole 511, so that the height of the limiting cap 530 can be adjusted by screwing.

[0051] With reference to Figure 2 and Figure 3 In further embodiments of the present application, a sweeping plate 600 is arranged at the front end of the hanging plate 300, and the bottom of the sweeping plate 600 is arranged to contact the surface of the overhead rail 101, so that the sweeping plate 600 can move with the vehicle body 100 and the hanging plate 300 to clean the surface of the overhead rail 101, thereby cleaning the dust on the bottom plate 103 during movement and avoiding the accumulation of dust to affect the movement of the vehicle body 100.

[0052] In specific embodiments of the present application, the hanging plate 300 has a mounting plate 350 at its front end, and the sweeping plate 600 is hingedly connected to the bottom of the mounting plate 350 by a hinge shaft, and a torsion spring 610 is arranged on the hinge shaft, and the torsion spring 610 is arranged to push the bottom of the sweeping plate 600 to tightly contact the surface of the overhead rail 101. This can effectively remove the dust and impurities on the bottom plate 103. In addition, the sweeping plate is arranged to be inclined, so that when encountering impurities that are difficult to remove on the bottom plate 103, the sweeping plate can be automatically lifted to pass over the impurities, thereby avoiding blocking the normal movement of the vehicle body.

[0053] With reference to Figure 3 In further embodiments of the present application, the sweeping plates 600 on the left and right sides are arranged to gradually approach each other from back to front, so that when the sweeping plates move forward, the impurities can be scraped from the outside, effectively removing the impurities and dust, and avoiding the accumulation of more and more impurities and dust during the forward sweeping process to affect the normal movement of the vehicle body 100.

[0054] Of course, there are many structural forms of the cleaning structure, with reference to Figure 7 and Figure 8In another embodiment of the utility model, still include lift plate 700, the front and back of lift plate 700 is equipped with inclined plate 710, inclined plate 710 is inclined to the outside upwards, so that can cross some not easy to scrape off impurities, and there are inclined plate 710 in front and back, can realize scraping when moving back and forth. Two inclined plate 710 on the same lift plate 700 are set to the outside and incline to each other, to scrape the impurities to the direction of deviating from vertical plate 140. Specifically, the front side of hanging plate 300 is equipped with extension plate 360, extension plate 360 is equipped with lift hole 361, lift plate 700 is equipped with the lift column 720 extending upwards, lift column 720 is threaded in lift hole 361, the upper end of lift column 720 passes through lift hole 361 and is connected with limit nut, the upper end of lift column 720 is equipped with stud for limit nut connection, lift column 720 is equipped with compression spring, and compression spring is located between lift plate 700 and extension plate 360, to realize the elastic lifting of cleaning piece 300, both guaranteeing contact with the suspension rail 101, guaranteeing scraping effect, and the obstacle that the obstacle that is not easy to scrape off adheres on the suspension rail 101 can be elastically lifted to cross the obstacle. Of course, the suspension rail 101 also needs to be regularly maintained and cleaned by hand, and the impurities that are not easy to scrape off are cleaned.

[0055] The above is only preferred embodiment of the utility model, and is not used to limit the utility model, for the skilled person in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A tunnel inspection vehicle travel system, characterized in that, include: The vehicle body (100) is rotatably mounted with a rolling gear (110), and a drive mechanism for driving the rolling gear (110) to rotate is installed inside the vehicle body (100); the rolling gear (110) partially protrudes from the upper surface of the vehicle body (100); Two vertical plates (200) are symmetrically connected to the left and right sides of the top of the vehicle body (100); Two hanging plates (300) are respectively connected to the top of two vertical plates (200), and the two hanging plates (300) extend towards each other from the top of the corresponding vertical plates (200), forming a gap (310) between the two hanging plates (300); The roller (400) is flexibly mounted below the mounting plate (300).

2. The tunnel inspection vehicle travel system according to claim 1, characterized in that, A lateral guide wheel (320) is rotatably mounted on the hanging plate (300), and the lateral guide wheel (320) protrudes from one side of the hanging plate (300) corresponding to the gap (310) between the plates.

3. The tunnel inspection vehicle travel system according to claim 1, characterized in that, It also includes a mounting base (500), on which the roller (400) is rotatably mounted; the mounting base (500) is elastically and movably mounted on the hanging plate (300).

4. The tunnel inspection vehicle travel system according to claim 3, characterized in that, The mounting base (500) is provided with a movable column (510) at its upper end. The movable column (510) is movably inserted through the hanging plate (300). A compression spring (520) is sleeved on the movable column (510). A limiting block (210) is provided on the inner side of the vertical plate (200) for the mounting base (500) to fit against.

5. The tunnel inspection vehicle travel system according to claim 4, characterized in that, The mounting plate (300) is provided with a mounting hole (330), and a sleeve (340) that can be raised and lowered is installed in the mounting hole (330). The sleeve (340) has a central hole (341) in the center for the movable column (510) to move up and down. The upper end of the compression spring (520) abuts against the bottom of the sleeve (340), and the lower end abuts against the mounting base (500).

6. The tunnel inspection vehicle travel system according to claim 5, characterized in that, The upper end of the movable column (510) passes through the sleeve (340) and is threadedly connected to a limit cap (530). The bottom of the limit cap (530) avoids the sleeve (340) and is used to abut against the hanging plate (300).

7. The tunnel inspection vehicle travel system according to claim 6, characterized in that, The upper end face of the movable column (510) is provided with a threaded hole (511), and the limiting cap (530) is provided with a stud (531) that is threadedly connected to the threaded hole (511).

8. The tunnel inspection vehicle travel system according to claim 1, characterized in that, It also includes a sweeping plate (600), which is located at the front end of the hanging plate (300) and has its bottom for contacting the surface of the hanging rail (101). It can move with the vehicle body (100) and the hanging plate (300) to clean the surface of the hanging rail (101).

9. The tunnel inspection vehicle travel system according to claim 8, characterized in that, The front end of the hanging plate (300) is provided with an installation plate (350), and the sweeping plate (600) is hinged to the bottom of the installation plate (350) through a hinge shaft. A torsion spring (610) is sleeved on the hinge shaft, and the torsion spring (610) is used to push the bottom of the sweeping plate (600) to be in close contact with the surface of the hanging rail (101).

10. The tunnel inspection vehicle travel system according to claim 8, characterized in that, The sweeping plates (600) on the left and right sides are arranged to gradually move closer together from back to front.

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